<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
      style="border-bottom: 1px solid #ccc"
      :editor="editorRef"
      :defaultConfig="toolbarConfig"
      :mode="mode"
    />
    <Editor
      :style="{ height: height + 'px', ' overflow-y:': 'hidden' }"
      v-model="localModelValue"
      :defaultConfig="editorConfig"
      :mode="mode"
      @onCreated="handleCreated"
      @onChange="change"
    />
  </div>
</template>

<script setup>
import "@wangeditor/editor/dist/css/style.css"; // 引入 css

import { onBeforeUnmount, ref, shallowRef, onMounted,watch} from "vue";

import { Editor, Toolbar } from "@wangeditor/editor-for-vue";

const props = defineProps({
  height: {
    type: Number,
    default: 500,
  },
  modelValue: {
    type: String,
    default: "",
  },
});

const localModelValue = ref(props.modelValue);

const model = ref("default");
// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef();

const toolbarConfig = {};
const editorConfig = {
  placeholder: "请输入内容...",
  MENU_CONF: {
    uploadImage: {
      maxFileSize: 3 * 1024 * 1024,
      server: "/api/file/uploadImage4WangEditor",
      customInsert(res, inserFn) {
        inserFn(res.data.url, "", "");
      },
    },
  },
};

const emit = defineEmits(["update:modelValue"]);
const change = (editor) => {

  emit("update:modelValue", editor.getHtml());

};

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

const handleCreated = (editor) => {
  editorRef.value = editor; // 记录 editor 实例，重要！
};

watch(
  () => props.modelValue,
  (newValue) => {
    localModelValue.value = newValue;
  }
);

</script>

<style lang="scss" scoped>
</style>
